Patent · US Expired

Method and composition for skin lightening

US5858997A · kind A · utility

5Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 4, 1997
Grant dateJan 12, 1999
Priority date
Expiry dateDec 4, 2017

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61Q19/02
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A method and composition is provided for treating skin to achieve lightening by employing an active of the structure: ##STR1## wherein R is selected from the group consisting of C.sub.1 -C.sub.30 alkyl, cycloalkyl and aryl radicals. Most preferred is acetaminophen.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.